The procedures can also be used to monitor the side effects of chemotherapy and determine whether the treatment is working. About the procedure. A bone marrow aspiration is a procedure that removes a sample of the liquid portion of bone marrow.A bone marrow biopsy removes a small, solid piece of bone marrow for examination. A common site for bone marrow aspiration and biopsy is the pelvic bone, which is located in the lower back by the hip.he procedures can also be used to monitor the side effects of chemotherapy and determine whether the treatment is working. About the procedure. A bone marrow aspiration is a procedure that removes a sample of the liquid portion of bone marrow.
A: Nigeria has a federal republic. It has executive, legislative and judicial branches of government. The National Assembly constitutes the legislative branch of government, the president exercises executive authority and the Supreme Court is the nation's highest court.
Nigeria is a federal republic modeled after the United States, with executive power exercised by the president. The government of Nigeria is also influenced by the Westminster System model in the composition and management of the upper and lower houses of a bicameral legislature.The president, however, is the head of state, the head of government, and the head of a multi-party system.Nigerian politics takes place within a framework of a federal, presidential, representative democratic republic, in which executive power is exercised by the government.egislative power is held by the government and the two chambers of the legislature: the House of Representatives and the Senate. Together, the two chambers make up the law-making body in Nigeria, called the National Assembly, which serves as a check on the executive arm of government.